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HHH to OSN: distance & flight time
Hilton Head Island (Hilton Head Airport) → Osan (Osan Air Base)
7,324 mi
11,787 km · 6,365 nm
14h 50m
estimated nonstop flight time
+13h
time difference · heading northwest
See live HHH→OSN fares Phone-only fares on this route — call free
Flight time details
7,324 miles nonstop takes roughly 14h 50m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 13-hour time gain when reading arrival times on your ticket.
The two airports
- HHH — Hilton Head Airport · Hilton Head Island, United States
- OSN — Osan Air Base · Osan, South Korea
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
Flying from or into a nearby airport is the #1 trick our agents use to beat online prices. Call and we'll compare every combination on one call.
Near HHH
Near OSN
- ICN · Incheon International Airport41 mi away
- SWU · Suwon Airport10 mi away
- SSN · Seoul Air Base (K-16)25 mi away
- GMP · Gimpo International Airport35 mi away
Frequently asked questions
How far is HHH from OSN?
The flight distance from Hilton Head Island (HHH) to Osan (OSN) is 7,324 miles (11,787 km, 6,365 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from HHH to OSN?
A nonstop flight takes about 14h 50m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
What is the time difference between Hilton Head Island and Osan?
Osan is 13 hours ahead of Hilton Head Island.
What is the cheapest way to fly from HHH to OSN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on HHH–OSN that never appear on search engines, with no booking fees.